Healthy AF | Healthy After 50
Healthy AF is a podcast hosted by health and longevity expert Zane Griggs, focused on helping people live healthier lives after age 50. The show covers nutrition, fitness, stress management, and overall well-being, offering practical strategies for maintaining a healthy lifestyle as you age. Each episode dives into the latest research and expert advice, making it useful for both those in their 20s planning ahead and those in their 50s seeking to improve their health.
Episodes
52. The Truth About Alcohol Nobody Wants to Hear | Sam Lander
Can you be Healthy AF if you still drink alcohol? In this episode of Healthy AF (Healthy After 50), I sit down with functional diagnostic nutritionist, peptide educator, and My Peptide University faculty member Sam Lander for one of the most honest conversations we've had on the podcast. Sam opens up about her incredible journey—from addiction, prison, and rebuilding her life—to becoming one of th
51. The Seed Oil Studies Are Measuring the Wrong Thing
A new seed oil study may look reassuring at first glance — but what did it actually measure? In this episode, Zane Griggs breaks down a 2025 review of clinical studies on seed oils and explains why short-term improvements in blood markers do not necessarily tell us what is happening inside the mitochondria. You'll learn why the real concern is not only what shows up in a blood draw, but what happe
50. Your Body Is Stuck Burning Fat — And It's Making You Sick (Part 2)
What happens when your body gets stuck burning fat and can't switch back to glucose? In Part 2, Zane breaks down metabolic inflexibility and explains why being locked into fat-dominant metabolism is not the same as being metabolically healthy. You'll learn how this pattern affects the muscle, heart, and liver — and how elevated fatty acids can impair glucose oxidation, disrupt insulin signaling, a
50. Glucose Is the Most Efficient Fuel | The ATP & Metabolism Science Explained (Part 1)
What if the most efficient fuel for the human body isn't fat… but glucose? In this episode, Zane Griggs breaks down the actual biochemistry behind ATP production, mitochondrial efficiency, and why cardiologists actively try to shift failing hearts away from fat oxidation and back toward glucose oxidation. This conversation dives deep into the P/O ratio, oxygen efficiency, insulin resistance, heart
49. Fix Your Blood Sugar Without Cutting Carbs With Isaac Pohlman
In this episode, Zane sits down with registered dietitian and Type 1 diabetic Isaac Pohlman to challenge one of the biggest misconceptions in modern health: that carbs are the problem. Isaac shares his powerful personal journey—from a high-level athlete dealing with chronic fatigue, hormonal issues, and gut dysfunction to being diagnosed with Type 1 diabetes in grad school. What followed wasn't ju
48. The Real Reason Your Metabolism Slows After 40 It's Not Age
Most people believe your metabolism automatically slows down after 40. But the science says something very different. In this episode of Healthy AF, Zane Griggs breaks down the truth about metabolism, aging, and why fat loss gets harder for many people after 40. You'll learn why muscle loss, lifestyle habits, and hormone changes play a much bigger role than age itself — and what you can do to keep
47. The Real Reason You're Always Tired After 40
Most people think fatigue is a sleep problem. But the truth is… sleep is often just a symptom. In this episode, Zane breaks down why so many people—especially after 40—feel exhausted even when they're getting 7–8 hours of sleep. The real issue often comes from under-fueling, chronic fasting, low carb diets, and excessive training, which drive up stress hormones like cortisol and disrupt recovery.
46. Low Carb Is Wrecking Your Thyroid (And Most People Don't Know It)
Many people struggling with fatigue, weight gain, brain fog, or low libido may actually be dealing with thyroid dysfunction — and not even know it. In this episode of Healthy AF, Zane explains how common lifestyle habits like low-carb dieting, intermittent fasting, overtraining, chronic stress, and sleep deprivation can quietly disrupt thyroid function and slow your metabolism. You'll learn why ma
45. Most Men Over 40 Are Missing These 5 Blood Markers
Most men focus on body weight, workouts, or body fat… but those numbers don't tell the full story. In this episode of Healthy AF, Zane breaks down the five blood markers every man over 40 should be tracking if they want to stay strong, energized, and metabolically healthy for decades to come. These biomarkers can reveal problems years before symptoms appear and help you catch issues related to met
44. Why I Stopped Recommending Low-Carb: My Full Diet Shift Explained (What I Eat In A Day 2026)
I recommended low-carb and intermittent fasting for nearly 20 years. Then my labs started telling a different story. In this episode, I break down why I stopped fasting, increased carbohydrates, lowered fat intake, and how that shift improved my fasting glucose, thyroid markers, LDL, sleep, and recovery. This isn't anti-keto/carnivore. It's anti-dogma. If you care about metabolic health, ATP produ
43. What 10 Years of Keto Did to My Thyroid, Gut & Metabolism with Dr. Rachel Brown
Low-carb, ketogenic, and carnivore diets have helped a lot of people — myself included — at different stages of their health journey. But what happens when a strategy meant to heal is followed too long without reassessment? In this episode of Healthy AF, I sit down with Dr. Rachel Brown, a psychiatrist and functional medicine practitioner who shares her deeply personal experience after 10 years of
42. Breaking Free from Extremes: Biohacking, Nutrition, and Purpose with Dylan Gemelli
For years, the health and fitness space has rewarded extremes — more restriction, more protocols, more supplements, more "hacks." But what happens when chasing optimization starts to quietly dismantle your health instead of improving it? In this episode of Healthy AF, Zane sits down with Dylan Gemelli for one of the most honest, wide-ranging conversations the show has had. Dylan's journey doesn't
41. Unlocking the Gut-Brain Connection with Dr. Vincent Pedre
We talk a lot about fitness, metabolism, and hormones on this show — but if your gut's not right, none of it works properly. In this week's episode of Healthy AF, I sit down with Dr. Vincent Pedre, board-certified internist, functional medicine pioneer, and author of the bestselling book Happy Gut. Dr. Pedre has spent over two decades helping people repair their gut health, rebalance their microbi
40. From Food Addiction to Freedom: Meghann Hempel's Journey
Most of us don't realize how deep our relationship with food runs until we try to change it. In this Healthy AF episode, I sit down with Meghann Hempel, who shares her powerful journey from battling food addiction, emotional eating, and self-sabotage to finding complete freedom through mindset, community, and real nourishment. For years, Meghann found herself stuck in the cycle so many of us know
39. From Keto to Flexibility: Healing PCOS, PMS, and Blood Sugar Without Restriction
Low-carb, high-fat, keto — for a while, these were the tools that saved so many of us from the blood sugar rollercoaster. But what happens when the same diet that once healed you… starts to hold you back? In this week's Healthy AF episode, I sit down with Jen Winkler, a Functional Health and Hormone Coach who helps women heal from PCOS, PMS, insulin resistance, and blood sugar struggles through fo
38. Low Carb, High Stress? The Bioenergetic Truth About Metabolic Health with Jay Feldman
Low-carb might not be the health solution you think it is. After years of eating low-carb, fasting, and grinding through high-stress training, I started to notice something: my results were stalling, my sleep was off, and my labs were telling me I wasn't as metabolically "healthy" as I thought. When I added carbs back in—real food carbs from fruit, honey, and roots—my energy, recovery, and hormone
37. The Perimenopause Power Window: Dr. Mariza Snyder on Hormones, HRT & Thriving in Midlife
Zane sits down with Dr. Mariza Snyder—practitioner, author, and host of Energized with Dr. Mariza—to reframe midlife for women as a window of opportunity, not a season of decline. She explains what perimenopause actually is, why so many providers miss it, and how proactive care (including lifestyle, strength training, and appropriately-timed HRT) can protect bone, brain, heart, mood, and metabolic
36. Data Driven Wellness with Sammy Tejada
In this episode of the Healthy AF Podcast, Zane Griggs sits down with Sammy Tejeda, CEO and founder of Liquivita, to discuss his powerful journey from firefighter paramedic to wellness entrepreneur. After witnessing the limitations of traditional medicine, Sammy set out to create a preventative health model that empowers both practitioners and patients. You'll hear how Liquivita started as a singl
35. The Science Showing Seed Oils Are The Drivers Of Metabolic Disease With Dr. Cate Shanahan
In this eye-opening episode of Healthy AF, Zane sits down with renowned physician and author Dr. Cate Shanahan to expose what might be the biggest hidden driver of metabolic disease today: seed oils. Dr. Cate breaks down the hard science behind how oxidative stress—not sugar—is at the root of most chronic diseases, and why the most oxidized ingredient in the American diet is also the most overlook
34. Aging Is Optional! The 61yo Fitness Icon JJ Virgin on why Body Composition Matters More Than Weight
In this dynamic backstage conversation at the Health Optimisation Summit, Zane sits down with industry icon JJ Virgin—bestselling author, fitness expert, and trailblazer in women's health. At 61, JJ is thriving both mentally and physically, and she's here to share why the old rules of health and aging need to be thrown out. From the myths of calorie counting and cardio obsession to the overlooked
33. Eating & Training for Peak Performance After 60 with World Champion Brad Kearns
In this powerhouse episode recorded backstage at the Health Optimisation Summit, Zane sits down with the legendary Brad Kearns—former professional triathlete, bestselling author, and now world-ranked track athlete in the over-60 division. Brad shares how he ran a 60-second 400-meter sprint just days after turning 60 and what he's learned about fueling, training, and recovery along the way. From de
32. Achieving Metabolic Freedom with Ben Azadi
In this episode of Healthy AF (Healthy After 50), Zane Griggs welcomes back Ben Azadi, a longtime leader in the keto and metabolic health space, to discuss his shift from Keto Kamp to Metabolic Freedom. Ben shares why calories in, calories out is an outdated strategy, how food additives and seed oils contribute to insulin resistance, and why the U.S. faces a much bigger metabolic health crisis com
31. The Benefits of Hormone Replacement Therapy with Dr. Rob Kominiarek
In this episode of Healthy AF (Healthy After 50), Zane Griggs sits down with Dr. Rob Kominiarek, founder of Renue Health, to discuss the power of hormone replacement therapy (HRT) for men and women. Dr. Rob has been helping people ages 40-75 optimize their health, maintain energy, and prevent heart disease through a foundational approach to hormone health. They cover the difference between "normal
30. Training Your Mitochondria Using Intermittent Hypoxic Training with Karim Chubin
In this episode of Healthy AF (Healthy After 50), Zane Griggs sits down with Karim Chubin, a Swiss-trained naturopath and nutritionist, to explore the cutting-edge practice of Intermittent Hypoxic Training (IHT). This innovative method simulates changes in altitude to train your mitochondria, helping your body become more efficient at producing energy. Karim shares his deeply personal journey of r
29. Are Plant-Based "Superfoods" Making You Sick? Deep Dive with Sally K. Norton, MPH, on Oxalates and Longevity
Think spinach salads and almond milk are the epitome of health? Think again. In this eye-opening episode, Zane sits down with Sally K. Norton, MPH, a leading expert on oxalates and author of Toxic Superfoods: How Oxalate Overload is Making You Sick and How to Get Better. Sally shares her decades of research and personal experiences to uncover how these naturally occurring compounds in many "superf
28. Sugar is NOT the Cause of Obesity & Type 2 Diabetes with Chris Knobbe, MD
In this episode of Healthy AF (Healthy After 50), Zane Griggs sits down with Dr. Chris Knobbe, a renowned expert on nutrition and chronic disease, to uncover the shocking truth about seed oils. From their origins to their widespread use in today's processed foods, this episode sheds light on why these oils may be the root cause of many modern health crises. What Are Seed Oils, and Why Are They So
27. The Beef Initiative: Building Transparency and Trust in the Beef Industry with Texas Slim
In this episode of Healthy AF (Healthy After 50), Zane Griggs sits down with Texas Slim, the founder of the Beef Initiative. They discuss Texas Slim's mission to restore transparency, reconnect consumers with ranchers, and rebuild trust in the beef industry. What is the Beef Initiative? The Beef Initiative, founded by Texas Slim, aims to bridge the gap between consumers and ranchers. It's a moveme
26. Seatopia: Cleaner Food, Healthier Oceans, Better Fish with James Arthur Smith
In this episode of Healthy AF (Healthy After 50), Zane Griggs talks to James Arthur Smith, the founder of Seatopia, about the future of seafood. James shares his passion for the ocean and discusses the innovative ways Seatopia is contributing to a healthier planet through sustainable aquaculture. What is Sustainable Aquaculture? James explains that sustainable aquaculture is about producing seafoo
25. How The Desire To Avoid Seed Oils Led To A Better Chip With Steven Arena
In this episode of Healthy AF (Healthy After 50), Zane Griggs chats with Steven Arena, founder of MASA Chips. Steven shares the origins of MASA, born from a desire to create a simple, seed-oil-free chip that prioritizes taste and quality over everything else. What Makes MASA Chips Different? MASA Chips stand out because of their commitment to simplicity. As Steven highlights, they are made from ju
24. Defy Aging: The Science of Cellular Senescence Explained with Dr. Greg Kelly
In this episode of Healthy AF (Healthy After 50), Zane Griggs interviews Dr. Greg Kelly, a leading expert on aging and cellular health, to discuss a critical concept: cellular senescence. This scientific term may hold the key to longevity, muscle retention, and vitality as we age. What is Cellular Senescence? Dr. Kelly explains cellular senescence as a biological process where aging cells stop div
23. Homesteading for Health: Michael Kummer's Journey to Self-Sufficiency
In this episode Healthy AF, Healthy After 50, I sat down with Michael Kummer, a man who's turned the concept of self-reliance into an art form. Michael's journey from the tech world to running his own homestead in Georgia is not just inspiring--it's a wake-up call for any of us looking to take control of our health and lifestyle. Key Highlights: Raising and Growing Your Own Food: Michael Kummer s
22. Transforming Health with Meat: Insights from The Meat Mafia on Healthy AF
In this episode of "Healthy AF, Healthy After 50," I had the pleasure of sitting down with Brett and Harry from the Meat Mafia Podcast, a duo known for challenging conventional dietary norms and advocating for the health benefits of an animal-based diet. Their stories, much like their podcast, are a testament to the transformative power of diet on health and well-being. Three Main Takeaways: P
21. Revolutionizing Healthcare: How Crowd Health Offers a Real Alternative to Traditional Insurance with Andy Schoonover
In this episode, Healthy AF, Zane Griggs sits down with Andy Schoonover, the visionary founder of Crowd Health, to discuss a revolutionary health insurance alternative shaking up the traditional healthcare system. Discover how Crowd Health is offering a more accessible, transparent, and community-driven approach to healthcare, making optimal health more attainable for the high achievers and anyone
20. Biovanta: The Next Generation Cold & Flu Remedy by Dr. Nazlie Latefi
In a this episode, Zane Griggs talks with Dr. Nazlie Latefi, co-founder and Chief Scientific Officer at Applied Biological Laboratories, about groundbreaking approaches to cold and flu relief. Discover the innovative OTC medication, Biovanta, designed with components of our immune system to offer a more effective solution against viruses. Learn how lifestyle choices and understanding inflammation
19. The Art of Cooking Without Seed Oils: Tips from Cassidyy Atkins from Cook With Real Food
Want to be Healthy Af? Cook With Real Food! In this inspiring episode of Healthy AF, join Zane as he sits down with Cassidyy Atkins, the creative force behind the NEW Cook With Real Food brand! Cassidyy shares her unexpected journey of discovering a passion for exceptional cuisine and healthy cooking. Listen in as they delve into: 🍴 Cassidyy's Hidden Passion: Uncovering Cassidyy's deep-rooted love
18. Understanding Heart Disease & His Own Heart Attack with Dr. Stephen Hussey
Welcome to another episode of Healthy AF! In this episode, Zane sits down with Dr. Stephen Hussey, a renowned author and expert on heart health. Episode Highlights: Guest Introduction: Dr. Stephen Hussey, the author of "Understanding The Heart," joins us for an insightful discussion. A Personal Journey: Dr. Hussey shares his experience of suffering a heart attack, which he later included i
17. Cooking His Way Healthy On A Carnivore Diet with Chris DeLisle | Chris Cooks Nashville
In this episode of Healthy AF, join Zane as he interviews Chris DeLisle, the creator of the Chris Cooks Nashville YouTube channel! Chris has rapidly gained a large following for his engaging meat cooking demonstrations and documenting his health journey. Hit play to discover how he's transforming his health and lifestyle through a carnivore diet! Key Highlights: 🥩 Chris's YouTube Success: Le
16. Overcoming Hashimoto's On An Animal Based Diet with Dr. Ashely Saylor
Join Zane in this insightful episode of Healthy AF as he interviews Dr. Ashley Saylor, a skilled chiropractor based in Arvada, CO. Dive into an engaging discussion about overcoming Hashimoto's through an animal-based diet. Dr. Saylor shares her expertise on the key differences between Hashimoto's and low thyroid, as well as the common symptoms associated with autoimmune disorders. In This Episod
15. Optimizing Thyroid Dysfunction Using A Carnivore Diet with Frankie Cuell
In this episode of Healthy AF, join Zane and Frankie Cuell! Frankie is a UK-based nutrition consultant with a personal journey through thyroid dysfunction. Frankie shares her expertise in balancing hormones, weight loss, and managing auto-immune conditions through nutritional interventions. Frankie isn't just a consultant; she's walked the path of managing her own thyroid dysfunction. Born with
14. Managing Stress With Cold Plunge Therapy & The Journey with Wyatt Ewing, the Creator of Ice Barrel
Stress is an inevitable part of life, but how we manage it can make all the difference. In this week's episode of Healthy AF, host Zane has an insightful conversation with Wyatt Ewing, the creator of Ice Barrel, exploring the rejuvenating world of cold plunge therapy. Key Highlights: Exploring the Benefits: Discover the transformative effects of cold therapy on stress management, mental clarit
13. Nutrient Density From A Tasty Pluck with Chef James Barry (Animal Based Seasonings Blends)
In this episode of Healthy AF, Zane has an insightful conversation with renowned professional chef, James Barry. He is on a mission to bring more nutrient dense foods to the world and has a new seasoning blend that the whole family will love and benefit from. They'll also be discussing the incredible benefits of animal-based nutrition and how to delicately incorporate it into our daily diets, seed
12. Revelation Skincare: The Truth About Animal Based Skincare with Eliza Anderson
In this episode, Zane sits down with Eliza Anderson, the founder of Revelation Skincare. Together, they delve into the benefits and science behind tallow-based skincare, and why Eliza is dedicated to avoiding seed oils in her products. Hit play to hear more or keep reading! The unmatched benefits of tallow: Boasting natural antioxidants and CLA. The pitfalls of seed oils: Their high linoleic a
11. 60 and Thriving: Avi Rubin Watkins' Secrets to Staying Fit and Healthy
60 and Thriving: Avi Rubin Watkins' Secrets to Staying Fit and Healthy Welcome back to another episode of the Healthy AF Podcast! Today, we have an inspiring guest, Avi Rubin Watkins, who at 60 years young is absolutely rocking the fitness world. 💪 In this episode, we dive deep into Avi's daily routine, which includes: A protein-packed diet of 145g per day, focusing on whole foods across 4 meal
10. Lost 50+ Pounds and Overcame High Blood Pressure with an Animal-Based Diet | with Jason Atkinson
Welcome to this episode of Healthy AF! Zane Griggs' interview with Jason Atkinson, host of the Health Hackers podcast. In this inspiring conversation, Jason shares how he overcame his own health struggles and is now helping others to do the same. At 254 pounds and 33% body fat, Jason was diagnosed with high blood pressure, but instead of relying on medication, he decided to take control of his h
9. Debunking the Blood Sugar Myth: How Gluconeogenesis Keeps You Stable Without Constant Eating
Today, we're debunking the myth that you need to eat every few hours for stable blood sugar. We'll discuss gluconeogenesis, the liver's role in blood sugar regulation, and how high-protein meals can help. Our liver uses amino acids to create glucose, keeping blood sugar stable between meals. Surprisingly, even experienced fitness professionals may overlook this vital function. Eating a high-protei
8. Optimizing Women's Health Through Menstrual Cycle Phases: Expert Insights with Kylah Smook
Welcome back to the Healthy AF podcast, it's Zane Griggs, joined by Kylah Mook, a fitness performance and nutrition coach who specializes in helping women optimize their health around their menstrual cycle. Kylah explains that many women are unaware of the different phases of their menstrual cycle and how it affects their hormones and body. She breaks down the four phases of the cycle - menstrual,
7. The Food Compass Will Steer You In The Wrong Direction
We're talking about the Food Compass, the latest example of nutritional heresy brought to you by academic research. The Food Compass is supposed to rate foods based on their nutrient composition and benefit to our health, but a recent study evaluating its effectiveness at rating foods found some shocking results. According to the Food Compass, highly processed and sugar-laden cereals like frosted
6. The Role of Corporations in Shaping American Food Culture and Nutrition Guidelines
Today, we're going to dive into a topic that's been on my mind for the past 25 years as a fitness professional - our flawed nutrition guidelines and the ideas behind them. Do you ever wonder why our nutrition guidelines, which have only led to increased metabolic diseases, continue down the same path despite decades of failure? Well, there's a strong driving force behind it all. (Can you guess wha
5. From Grass to Gold: Why Cows Can Turn Grass Into High-Quality Protein...And You Can't.
Today, we're diving into a topic that's been making controversy lately – the benefits of ruminant meat and the best protein to eat. The real answer to this can be found hidden away in the digestion process of ruminant animals' digestive system. You know, beef, lamb, wild game – that good stuff. Now, you might be thinking, "Why should I care about cows and their digestive systems?" Well, the resea
4. Carnivore vs. Animal Based...Why The Conflict?
Hey there, it's Zane and in this episode, I wanted to talk about the difference between the carnivore and animal-based diets. The carnivore diet involves eating only meat and salt, while the animal-based diet includes low-inflammatory foods like fruit, honey, and tubers in addition to animal foods. Both diets have their benefits, but it's important to understand that everyone's body responds diffe
3. Habits For A Better Night's Sleep
In this episode, we're talking all about sleep habits and how they can impact your health and overall well-being. We all know that getting quality sleep is crucial for our bodies to function properly, but did you know that it can also impact your ability to burn fat, control your appetite, and deal with stressful situations? It's true! So, if you're ready to start sleeping like a champ, we've got
2. The Shocking Truth About Seed Oils and Their Impact on Our Health
Today we are tackling a very important topic - seed oils and their impact on our health. As you probably know, seed oils are also known as vegetable oils, and they're everywhere in processed foods and restaurants. The top ones to watch out for are soy, safflower, sunflower, corn, cotton seed, canola, grape seed, and rice brown oils. These oils are high in linoleic acid, an omega-six fatty acid th
1. Start Here: Welcome To Healthy AF!
Healthy AF, the podcast dedicated to helping you live a healthier life after the age of 50, hosted by health and longevity expert Zane Griggs. This show is your guide to achieving optimal health, both physically and mentally. Whether you're in your 20s and want to plan for a healthy future or in your 50s and seeking to catch up, this show could help you improve your nutrition, fitness, and overall
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